.container {
  min-height: 100vh;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  background-color: white;
  padding: 40px 20px;
  gap: 20px;
}

.card {
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  padding: 30px;
  width: 100%;
  flex: 1;
}

.panelTitle {
  margin-top: 0;
  margin-bottom: 20px;
  color: #333;
  font-size: 18px;
  border-bottom: 1px solid #eee;
  padding-bottom: 10px;
}

.selectField {
  width: 100%;
  padding: 12px;
  border-radius: 4px;
  transition: background-color 0.3s;
  border: 1px solid #1890ff;
  color: #1890ff;
  background-color: white;
  font-size: 14px;
}

.divider {
  width: 1px;
  background-color: #1890ff;
  margin: 0 20px;
}

.currentTimestamp {
  margin-top: 15px;
  font-size: 13px;
  color: #1890ff;
  text-align: center;
}

.historyTable {
  width: 100%;
  border-collapse: collapse;
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12);
}

.tableHeader {
  background-color: #f5f5f5;
  padding: 12px 20px;
  text-align: left;
  border-bottom: 1px solid #ddd;
  font-size: 14px;
  color: #1890ff;
  font-weight: bold;
}

.tableCell {
  padding: 12px 15px;
  text-align: left;
  border-bottom: 1px solid #eee;
  font-size: 14px;
}

.historyEmpty {
  text-align: center;
  padding: 20px;
  color: #b9b9b9ff;
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12);
}

.panelsContainer {
  display: flex;
  gap: 20px;
  height: calc(100vh - 120px);
}

.converterPanel,
.historyPanel {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 20px;
  border: 1px solid #e8e8e8;
  border-radius: 4px;
}

.title {
  font-size: 18px;
  margin-bottom: 16px;
  color: #333;
}

.inputGroup {
  margin-bottom: 16px;
}

.inputLabel {
  display: block;
  margin-bottom: 8px;
  color: #666;
}

.inputField {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
}

.buttonGroup {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.convertButton,
.clearButton {
  padding: 10px 16px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
}

.convertButton {
  background-color: #1890ff;
  color: white;
}

.clearButton {
  background-color: #f5f5f5;
  color: #333;
}

.resultContainer {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid #e8e8e8;
  border-radius: 4px;
  background-color: #fafafa;
}

.resultTitle {
  font-size: 16px;
  margin-bottom: 8px;
  color: #333;
}

.resultValue {
  font-family: monospace;
  font-size: 14px;
  white-space: pre-wrap;
  word-break: break-all;
}

.historyList {
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
  overflow-y: auto;
}

.historyItem {
  padding: 12px;
  border-bottom: 1px solid #e8e8e8;
  cursor: pointer;
  transition: background-color 0.2s;
}

.historyItem:hover {
  background-color: #f5f5f5;
}

.historyItemHeader {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
}

.historyItemTimestamp {
  font-size: 12px;
  color: #999;
}

.historyItemContent {
  font-family: monospace;
  font-size: 14px;
  white-space: pre-wrap;
  word-break: break-all;
  color: #666;
}